Dovetail gauge



FIG. 1 is a front perspective view of a dovetail gauge embodying my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a rear view thereof. 

The ornamental design for a dovetail gauge, as shown and described. 